具体方法如下:
    插好引擎,开机. 看到如下信息以后
    System Bo otstrap, Version 12.2(18r)SX2, RELEASE SOFTWARE (fc1)
    Technical Sup port: ht tp:/ /w w w.cisco.com/techsup port
    Copyright (c) 20 04 by cisco Systems, Inc.
    Cat6k-Sup32 platform with 524288 Kbytes of main memory
    Autoboot executing command: "boot bootdisk:cat6000-sup32pfc3k9.8-4-5.bin"
    一阵猛按 Ctrl + Break
    出现
    monitor: command "boot" aborted due to user interrupt
    Exit at the end of BOOT string
    rommon 1 >
    第一条命令
    rommon 1 > CONFIG_FILE=
    第二条命令
    rommon 2 > BOOT=disk0:s3223-advipservicesk9_wan-mz.122-18.SXF5.bin
    第三条命令
    rommon 3 > sync
    第四条命令
    rommon 4 > reset
    Resetting .......
    System Bo otstrap, Version 12.2(18r)SX2, RELEASE SOFTWARE (fc1)
    Technical Sup port: ht tp:/ /w w w.cisco.com/techsup port
    Copyright (c) 20 04 by cisco Systems, Inc.
    Cat6k-Sup32 platform with 524288 Kbytes of main memory
    Autoboot executing command: "boot disk0:s3223-advipservicesk9_wan-mz.122-18.SXF5.bin"
    Self extracting the image... [OK]
    Self decompressing the image : #################################

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